diff options
Diffstat (limited to 'src/savage_xaa.c')
| -rw-r--r-- | src/savage_xaa.c | 1029 |
1 files changed, 0 insertions, 1029 deletions
diff --git a/src/savage_xaa.c b/src/savage_xaa.c deleted file mode 100644 index 361a0bb..0000000 --- a/src/savage_xaa.c +++ /dev/null @@ -1,1029 +0,0 @@ -/* - * The accel file for the Savage driver. - * - * Created 20/03/97 by Sebastien Marineau for 3.3.6 - * Modified 17-Nov-2000 by Tim Roberts for 4.0.1 - * Modified Feb-2004 by Alex Deucher - integrating DRI support - * Modified 2005-2006 by Alex Deucher - adding exa support - * Revision: - * - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <X11/Xarch.h> -#include "savage_driver.h" -#ifdef HAVE_XAA_H -#include "xaalocal.h" -#include "xaarop.h" - -#include "miline.h" - -#include "savage_bci.h" - -extern int gSavageEntityIndex; - -static void SavageSetupForScreenToScreenCopy( - ScrnInfoPtr pScrn, - int xdir, - int ydir, - int rop, - unsigned planemask, - int transparency_color); - -static void SavageSubsequentScreenToScreenCopy( - ScrnInfoPtr pScrn, - int x1, - int y1, - int x2, - int y2, - int w, - int h); - -static void SavageSetupForSolidFill( - ScrnInfoPtr pScrn, - int color, - int rop, - unsigned int planemask); - -static void SavageSubsequentSolidFillRect( - ScrnInfoPtr pScrn, - int x, - int y, - int w, - int h); - -static void SavageSubsequentSolidBresenhamLine( - ScrnInfoPtr pScrn, - int x1, - int y1, - int e1, - int e2, - int err, - int length, - int octant); - -static void SavageSetupForCPUToScreenColorExpandFill( - ScrnInfoPtr pScrn, - int fg, - int bg, - int rop, - unsigned int planemask); - -static void SavageSubsequentScanlineCPUToScreenColorExpandFill( - ScrnInfoPtr pScrn, - int x, - int y, - int w, - int h, - int skipleft); - -static void SavageSubsequentColorExpandScanline( - ScrnInfoPtr pScrn, - int buffer_no); - -static void SavageSetupForMono8x8PatternFill( - ScrnInfoPtr pScrn, - int patternx, - int patterny, - int fg, - int bg, - int rop, - unsigned int planemask); - -static void SavageSubsequentMono8x8PatternFillRect( - ScrnInfoPtr pScrn, - int pattern0, - int pattern1, - int x, - int y, - int w, - int h); - -static void SavageSetClippingRectangle( - ScrnInfoPtr pScrn, - int x1, - int y1, - int x2, - int y2); - -static void SavageDisableClipping( ScrnInfoPtr ); - -/* from savage_image.c: */ - -void SavageSetupForImageWrite( - ScrnInfoPtr pScrn, - int rop, - unsigned int planemask, - int transparency_color, - int bpp, - int depth); - -void SavageSubsequentImageWriteRect( - ScrnInfoPtr pScrn, - int x, - int y, - int w, - int h, - int skipleft); - -void SavageWriteBitmapCPUToScreenColorExpand ( - ScrnInfoPtr pScrn, - int x, int y, int w, int h, - unsigned char * src, - int srcwidth, - int skipleft, - int fg, int bg, - int rop, - unsigned int planemask -); - -static -void SavageRestoreAccelState(ScrnInfoPtr pScrn) -{ - SavagePtr psav = SAVPTR(pScrn); - - psav->WaitIdleEmpty(psav); - - return; -} -#endif - -Bool -SavageXAAInit(ScreenPtr pScreen) -{ -#ifdef HAVE_XAA_H - ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); - SavagePtr psav = SAVPTR(pScrn); - XAAInfoRecPtr xaaptr; - BoxRec AvailFBArea; - int tmp; - - /* Set-up our GE command primitive */ - - if (pScrn->depth == 8) { - psav->PlaneMask = 0xFF; - } - else if (pScrn->depth == 15) { - psav->PlaneMask = 0x7FFF; - } - else if (pScrn->depth == 16) { - psav->PlaneMask = 0xFFFF; - } - else if (pScrn->depth == 24) { - psav->PlaneMask = 0xFFFFFF; - } - - /* General acceleration flags */ - - if (!(xaaptr = psav->AccelInfoRec = XAACreateInfoRec())) { - xf86DrvMsg(pScrn->scrnIndex, X_ERROR, - "Failed to allocate XAAInfoRec.\n"); - return FALSE; - } - - xaaptr->Flags = 0 - | PIXMAP_CACHE - | OFFSCREEN_PIXMAPS - | LINEAR_FRAMEBUFFER - ; - - - if(xf86IsEntityShared(pScrn->entityList[0])) - { - DevUnion* pPriv; - SavageEntPtr pEnt; - pPriv = xf86GetEntityPrivate(pScrn->entityList[0], - gSavageEntityIndex); - pEnt = pPriv->ptr; - - /*if there are more than one devices sharing this entity, we - have to assign this call back, otherwise the XAA will be - disabled */ - if(pEnt->HasSecondary) - xaaptr->RestoreAccelState = SavageRestoreAccelState; - } - - /* Clipping */ - - xaaptr->SetClippingRectangle = SavageSetClippingRectangle; - xaaptr->DisableClipping = SavageDisableClipping; - xaaptr->ClippingFlags = 0 -#if 0 - | HARDWARE_CLIP_SOLID_FILL - | HARDWARE_CLIP_SOLID_LINE - | HARDWARE_CLIP_DASHED_LINE -#endif - | HARDWARE_CLIP_SCREEN_TO_SCREEN_COPY - | HARDWARE_CLIP_MONO_8x8_FILL - | HARDWARE_CLIP_COLOR_8x8_FILL - ; - - xaaptr->Sync = SavageAccelSync; - - /* ScreenToScreen copies */ - -#if 1 - - xaaptr->SetupForScreenToScreenCopy = SavageSetupForScreenToScreenCopy; - xaaptr->SubsequentScreenToScreenCopy = SavageSubsequentScreenToScreenCopy; - xaaptr->ScreenToScreenCopyFlags = 0 - | NO_TRANSPARENCY - | NO_PLANEMASK - | ROP_NEEDS_SOURCE; - -#endif - - - /* Solid filled rectangles */ - -#if 1 - xaaptr->SetupForSolidFill = SavageSetupForSolidFill; - xaaptr->SubsequentSolidFillRect = SavageSubsequentSolidFillRect; - xaaptr->SolidFillFlags = NO_PLANEMASK | ROP_NEEDS_SOURCE; -#endif - - /* Mono 8x8 pattern fills */ - -#if 1 - xaaptr->SetupForMono8x8PatternFill = SavageSetupForMono8x8PatternFill; - xaaptr->SubsequentMono8x8PatternFillRect - = SavageSubsequentMono8x8PatternFillRect; - xaaptr->Mono8x8PatternFillFlags = 0 - | HARDWARE_PATTERN_PROGRAMMED_BITS - | HARDWARE_PATTERN_SCREEN_ORIGIN - | BIT_ORDER_IN_BYTE_MSBFIRST - | ROP_NEEDS_SOURCE - ; - if( psav->Chipset == S3_SAVAGE4 ) - xaaptr->Mono8x8PatternFillFlags |= NO_TRANSPARENCY; -#endif - - /* Solid lines */ - -#if 1 - xaaptr->SolidLineFlags = NO_PLANEMASK; - xaaptr->SetupForSolidLine = SavageSetupForSolidFill; - xaaptr->SubsequentSolidBresenhamLine = SavageSubsequentSolidBresenhamLine; -#if 0 - xaaptr->SubsequentSolidFillTrap = SavageSubsequentSolidFillTrap; -#endif - - xaaptr->SolidBresenhamLineErrorTermBits = 13; -#endif - - /* ImageWrite */ - - xaaptr->ImageWriteFlags = 0 - | NO_PLANEMASK - | CPU_TRANSFER_PAD_DWORD - | SCANLINE_PAD_DWORD - | BIT_ORDER_IN_BYTE_MSBFIRST - | LEFT_EDGE_CLIPPING - ; - xaaptr->SetupForImageWrite = SavageSetupForImageWrite; - xaaptr->SubsequentImageWriteRect = SavageSubsequentImageWriteRect; - xaaptr->NumScanlineImageWriteBuffers = 1; - xaaptr->ImageWriteBase = psav->BciMem; - xaaptr->ImageWriteRange = 120 * 1024; - - - /* CPU to Screen color expansion */ - - xaaptr->ScanlineCPUToScreenColorExpandFillFlags = 0 - | NO_PLANEMASK - | CPU_TRANSFER_PAD_DWORD - | SCANLINE_PAD_DWORD - | BIT_ORDER_IN_BYTE_MSBFIRST - | LEFT_EDGE_CLIPPING - | ROP_NEEDS_SOURCE - ; - - xaaptr->SetupForScanlineCPUToScreenColorExpandFill = - SavageSetupForCPUToScreenColorExpandFill; - xaaptr->SubsequentScanlineCPUToScreenColorExpandFill = - SavageSubsequentScanlineCPUToScreenColorExpandFill; - xaaptr->SubsequentColorExpandScanline = - SavageSubsequentColorExpandScanline; - xaaptr->ColorExpandBase = psav->BciMem; - xaaptr->ScanlineColorExpandBuffers = &xaaptr->ColorExpandBase; - xaaptr->NumScanlineColorExpandBuffers = 1; - - /* Set up screen parameters. */ - - psav->Bpp = pScrn->bitsPerPixel / 8; - psav->Bpl = pScrn->displayWidth * psav->Bpp; - psav->ScissB = (psav->CursorKByte << 10) / psav->Bpl; - if (psav->ScissB > 2047) - psav->ScissB = 2047; - - /* - * Finally, we set up the video memory space available to the pixmap - * cache. In this case, all memory from the end of the virtual screen - * to the end of the command overflow buffer can be used. If you haven't - * enabled the PIXMAP_CACHE flag, then these lines can be omitted. - */ - - AvailFBArea.x1 = 0; - AvailFBArea.y1 = 0; - AvailFBArea.x2 = psav->cxMemory; - AvailFBArea.y2 = psav->cyMemory; - xf86InitFBManager(pScreen, &AvailFBArea); - /* - * because the alignment requirement,the on-screen need more memory - * than (0,0,virtualX,virtualY), but xf86InitFBManager only subtract - * (pScrn->virtualX * pScrn->virtualY from (0,0,cxMemory,cyMemory),so - * here,we should reserver some memory for on-screen - */ - tmp = ((psav->cxMemory * pScrn->virtualY - pScrn->virtualX * pScrn->virtualY) - + psav->cxMemory -1) / (psav->cxMemory); - if (tmp) - xf86AllocateOffscreenArea(pScreen, psav->cxMemory,tmp, 0, NULL, NULL, NULL); - - xf86DrvMsg(pScrn->scrnIndex, X_INFO, - "Using %d lines for offscreen memory.\n", - psav->cyMemory - pScrn->virtualY ); - - - return XAAInit(pScreen, xaaptr); -#else - return FALSE; -#endif -} - -/* The sync function for the GE */ -void -SavageAccelSync(ScrnInfoPtr pScrn) -{ - SavagePtr psav = SAVPTR(pScrn); - psav->WaitIdleEmpty(psav); -} - -#ifdef HAVE_XAA_H -/* - * The XAA ROP helper routines all assume that a solid color is a - * "pattern". The Savage chips, however, apply a non-stippled solid - * color as "source". Thus, we use a slightly customized version. - */ - -static int -SavageHelpPatternROP(ScrnInfoPtr pScrn, int *fg, int *bg, unsigned int pm, int *rop) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn); - int ret = 0; - - pm &= infoRec->FullPlanemask; - - if(pm == infoRec->FullPlanemask) { - if(!NO_SRC_ROP(*rop)) - ret |= ROP_PAT; - *rop = XAAGetCopyROP(*rop); - } else { - switch(*rop) { - case GXnoop: - break; - case GXset: - case GXclear: - case GXinvert: - ret |= ROP_PAT; - *fg = pm; - if(*bg != -1) - *bg = pm; - break; - default: - ret |= ROP_PAT | ROP_SRC; - break; - } - *rop = XAAGetCopyROP_PM(*rop); - } - - return ret; -} - - -static int -SavageHelpSolidROP(ScrnInfoPtr pScrn, int *fg, unsigned int pm, int *rop) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn); - int ret = 0; - - pm &= infoRec->FullPlanemask; - - if(pm == infoRec->FullPlanemask) { - if(!NO_SRC_ROP(*rop)) - ret |= ROP_PAT; - *rop = XAAGetCopyROP(*rop); - } else { - switch(*rop) { - case GXnoop: - break; - case GXset: - case GXclear: - case GXinvert: - ret |= ROP_PAT; - *fg = pm; - break; - default: - ret |= ROP_PAT | ROP_SRC; - break; - } - *rop = XAAGetCopyROP_PM(*rop); - } - - return ret; -} - - - -/* These are the ScreenToScreen bitblt functions. We support all ROPs, all - * directions, and a planemask by adjusting the ROP and using the mono pattern - * registers. - * - * (That's a lie; we don't really support planemask.) - */ - -static void -SavageSetupForScreenToScreenCopy( - ScrnInfoPtr pScrn, - int xdir, - int ydir, - int rop, - unsigned planemask, - int transparency_color) -{ - SavagePtr psav = SAVPTR(pScrn); - int cmd; - - cmd = BCI_CMD_RECT | BCI_CMD_DEST_PBD_NEW | BCI_CMD_SRC_SBD_COLOR_NEW; - - BCI_CMD_SET_ROP( cmd, XAAGetCopyROP(rop) ); - if (transparency_color != -1) - cmd |= BCI_CMD_SEND_COLOR | BCI_CMD_SRC_TRANSPARENT; - - if (xdir == 1 ) cmd |= BCI_CMD_RECT_XP; - if (ydir == 1 ) cmd |= BCI_CMD_RECT_YP; - - psav->SavedBciCmd = cmd; - psav->SavedBgColor = transparency_color; -} - -static void -SavageSubsequentScreenToScreenCopy( - ScrnInfoPtr pScrn, - int x1, - int y1, - int x2, - int y2, - int w, - int h) -{ - SavagePtr psav = SAVPTR(pScrn); - - BCI_GET_PTR; - - if (!w || !h) return; - - if (!(psav->SavedBciCmd & BCI_CMD_RECT_XP)) { - w --; - x1 += w; - x2 += w; - w ++; - } - if (!(psav->SavedBciCmd & BCI_CMD_RECT_YP)) { - h --; - y1 += h; - y2 += h; - h ++; - } - - psav->WaitQueue(psav,9); - - - BCI_SEND(psav->SavedBciCmd); - - BCI_SEND(psav->GlobalBD.bd2.LoPart); - BCI_SEND(psav->GlobalBD.bd2.HiPart); - - BCI_SEND(psav->GlobalBD.bd2.LoPart); - BCI_SEND(psav->GlobalBD.bd2.HiPart); - - if (psav->SavedBgColor != 0xffffffff) - BCI_SEND(psav->SavedBgColor); - BCI_SEND(BCI_X_Y(x1, y1)); - BCI_SEND(BCI_X_Y(x2, y2)); - BCI_SEND(BCI_W_H(w, h)); -} - - -/* - * SetupForSolidFill is also called to set up for lines. - */ - -static void -SavageSetupForSolidFill( - ScrnInfoPtr pScrn, - int color, - int rop, - unsigned int planemask) -{ - SavagePtr psav = SAVPTR(pScrn); - XAAInfoRecPtr xaaptr = GET_XAAINFORECPTR_FROM_SCRNINFOPTR( pScrn ); - int cmd; - int mix; - - cmd = BCI_CMD_RECT - | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP - | BCI_CMD_DEST_PBD_NEW | BCI_CMD_SRC_SOLID; - - /* Don't send a color if we don't have to. */ - - if( rop == GXcopy ) - { - if( color == 0 ) - rop = GXclear; - else if( (unsigned int)color == xaaptr->FullPlanemask ) - rop = GXset; - } - - mix = SavageHelpSolidROP( pScrn, &color, planemask, &rop ); - - if( mix & ROP_PAT ) - cmd |= BCI_CMD_SEND_COLOR; - - BCI_CMD_SET_ROP( cmd, rop ); - - psav->SavedBciCmd = cmd; - psav->SavedFgColor = color; -} - - -static void -SavageSubsequentSolidFillRect( - ScrnInfoPtr pScrn, - int x, - int y, - int w, - int h) -{ - SavagePtr psav = SAVPTR(pScrn); - BCI_GET_PTR; - - if( !w || !h ) - return; - - psav->WaitQueue(psav,7); - - BCI_SEND(psav->SavedBciCmd); - - BCI_SEND(psav->GlobalBD.bd2.LoPart); - BCI_SEND(psav->GlobalBD.bd2.HiPart); - - if( psav->SavedBciCmd & BCI_CMD_SEND_COLOR ) - BCI_SEND(psav->SavedFgColor); - BCI_SEND(BCI_X_Y(x, y)); - BCI_SEND(BCI_W_H(w, h)); -} - -static void -SavageSetupForCPUToScreenColorExpandFill( - ScrnInfoPtr pScrn, - int fg, - int bg, - int rop, - unsigned int planemask) -{ - SavagePtr psav = SAVPTR(pScrn); - int cmd; - int mix; - - cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP - | BCI_CMD_CLIP_LR - | BCI_CMD_DEST_PBD_NEW | BCI_CMD_SRC_MONO; - - mix = SavageHelpPatternROP( pScrn, &fg, &bg, planemask, &rop ); - - if( mix & ROP_PAT ) - cmd |= BCI_CMD_SEND_COLOR; - - BCI_CMD_SET_ROP( cmd, rop ); - - if (bg != -1) - cmd |= BCI_CMD_SEND_COLOR; - else - cmd |= BCI_CMD_SRC_TRANSPARENT; - - psav->SavedBciCmd = cmd; - psav->SavedFgColor = fg; - psav->SavedBgColor = bg; -} - - -static void -SavageSubsequentScanlineCPUToScreenColorExpandFill( - ScrnInfoPtr pScrn, - int x, - int y, - int w, - int h, - int skipleft) -{ - SavagePtr psav = SAVPTR(pScrn); - BCI_GET_PTR; - - /* XAA will be sending bitmap data next. */ - /* We should probably wait for empty/idle here. */ - - psav->WaitQueue(psav,22); - - BCI_SEND(psav->SavedBciCmd); - - BCI_SEND(psav->GlobalBD.bd2.LoPart); - BCI_SEND(psav->GlobalBD.bd2.HiPart); - - BCI_SEND(BCI_CLIP_LR(x+skipleft, x+w-1)); - w = (w + 31) & ~31; - if( psav->SavedBciCmd & BCI_CMD_SEND_COLOR ) - BCI_SEND(psav->SavedFgColor); - if( psav->SavedBgColor != 0xffffffff ) - BCI_SEND(psav->SavedBgColor); - BCI_SEND(BCI_X_Y(x, y)); - BCI_SEND(BCI_W_H(w, 1)); - - psav->Rect.x = x; - psav->Rect.y = y + 1; - psav->Rect.width = w; - psav->Rect.height = h - 1; -} - -static void -SavageSubsequentColorExpandScanline( - ScrnInfoPtr pScrn, - int buffer_no) -{ - /* This gets call after each scanline's image data has been sent. */ - SavagePtr psav = SAVPTR(pScrn); - xRectangle xr = psav->Rect; - BCI_GET_PTR; - - if( xr.height ) - { - psav->WaitQueue(psav,20); - BCI_SEND(BCI_X_Y( xr.x, xr.y)); - BCI_SEND(BCI_W_H( xr.width, 1 )); - psav->Rect.height--; - psav->Rect.y++; - } -} - - -/* - * The meaning of the two pattern parameters to Setup & Subsequent for - * Mono8x8Patterns varies depending on the flag bits. We specify - * HW_PROGRAMMED_BITS, which means our hardware can handle 8x8 patterns - * without caching in the frame buffer. Thus, Setup gets the pattern bits. - * There is no way with BCI to rotate an 8x8 pattern, so we do NOT specify - * HW_PROGRAMMED_ORIGIN. XAA will rotate it for us and pass the rotated - * pattern to both Setup and Subsequent. If we DID specify PROGRAMMED_ORIGIN, - * then Setup would get the unrotated pattern, and Subsequent gets the - * origin values. - */ - -static void -SavageSetupForMono8x8PatternFill( - ScrnInfoPtr pScrn, - int patternx, - int patterny, - int fg, - int bg, - int rop, - unsigned int planemask) -{ - SavagePtr psav = SAVPTR(pScrn); - int cmd; - int mix; - - mix = XAAHelpPatternROP( pScrn, &fg, &bg, planemask, &rop ); - - cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP - | BCI_CMD_DEST_PBD_NEW; - - if( mix & ROP_PAT ) - cmd |= BCI_CMD_SEND_COLOR | BCI_CMD_PAT_MONO; - - if (bg == -1) - cmd |= BCI_CMD_PAT_TRANSPARENT; - - BCI_CMD_SET_ROP(cmd, rop); - - psav->SavedBciCmd = cmd; - psav->SavedFgColor = fg; - psav->SavedBgColor = bg; -} - - -static void -SavageSubsequentMono8x8PatternFillRect( - ScrnInfoPtr pScrn, - int pattern0, - int pattern1, - int x, - int y, - int w, - int h) -{ - SavagePtr psav = SAVPTR(pScrn); - BCI_GET_PTR; - - /* - * I didn't think it was my job to do trivial rejection, but - * miFillGeneralPolygon definitely generates null spans, and XAA - * just passes them through. - */ - - if( !w || !h ) - return; - - psav->WaitQueue(psav,9); - BCI_SEND(psav->SavedBciCmd); - - BCI_SEND(psav->GlobalBD.bd2.LoPart); - BCI_SEND(psav->GlobalBD.bd2.HiPart); - - if( psav->SavedBciCmd & BCI_CMD_SEND_COLOR ) - BCI_SEND(psav->SavedFgColor); - if( psav->SavedBgColor != 0xffffffff ) - BCI_SEND(psav->SavedBgColor); - BCI_SEND(BCI_X_Y(x, y)); - BCI_SEND(BCI_W_H(w, h)); - if( psav->SavedBciCmd & BCI_CMD_PAT_MONO ) - { - BCI_SEND(pattern0); - BCI_SEND(pattern1); - } -} - - -#if 0 -static void -SavageSetupForColor8x8PatternFill( - ScrnInfoPtr pScrn, - int patternx, - int patterny, - int rop, - unsigned planemask, - int trans_col) -{ - SavagePtr psav = SAVPTR(pScrn); - - int cmd; - unsigned int bd; - int pat_offset; - - /* ViRGEs and Savages do not support transparent color patterns. */ - /* We set the NO_TRANSPARENCY bit, so we should never receive one. */ - - pat_offset = (int) (patternx * psav->Bpp + patterny * psav->Bpl); - - cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP - | BCI_CMD_DEST_GBD | BCI_CMD_PAT_PBD_COLOR_NEW; - - (void) XAAHelpSolidROP( pScrn, &trans_col, planemask, &rop ); - - BCI_CMD_SET_ROP(cmd, rop); - bd = BCI_BD_BW_DISABLE; - BCI_BD_SET_BPP(bd, pScrn->bitsPerPixel); - BCI_BD_SET_STRIDE(bd, 8); - - psav->SavedBciCmd = cmd; - psav->SavedSbdOffset = pat_offset; - psav->SavedSbd = bd; - psav->SavedBgColor = trans_col; -} - - -static void -SavageSubsequentColor8x8PatternFillRect( - ScrnInfoPtr pScrn, - int patternx, - int patterny, - int x, - int y, - int w, - int h) -{ - SavagePtr psav = SAVPTR(pScrn); - BCI_GET_PTR; - - if( !w || !h ) - return; - - psav->WaitQueue(psav,6); - BCI_SEND(psav->SavedBciCmd); - BCI_SEND(psav->SavedSbdOffset); - BCI_SEND(psav->SavedSbd); - BCI_SEND(BCI_X_Y(patternx,patterny)); - BCI_SEND(BCI_X_Y(x, y)); - BCI_SEND(BCI_W_H(w, h)); -} -#endif - -static void -SavageSubsequentSolidBresenhamLine( - ScrnInfoPtr pScrn, - int x1, - int y1, - int e1, - int e2, - int err, - int length, - int octant) -{ - SavagePtr psav = SAVPTR(pScrn); - BCI_GET_PTR; - int cmd; - - cmd = (psav->SavedBciCmd & 0x00ffffff); - cmd |= BCI_CMD_LINE_LAST_PIXEL; - -#ifdef DEBUG_EXTRA - ErrorF("BresenhamLine, (%4d,%4d), len %4d, oct %d, err %4d,%4d,%4d clr %08x\n", - x1, y1, length, octant, e1, e2, err, psav->SavedFgColor ); -#endif - - psav->WaitQueue(psav, 7 ); - BCI_SEND(cmd); - - BCI_SEND(psav->GlobalBD.bd2.LoPart); - BCI_SEND(psav->GlobalBD.bd2.HiPart); - - if( cmd & BCI_CMD_SEND_COLOR ) - BCI_SEND( psav->SavedFgColor ); - BCI_SEND(BCI_LINE_X_Y(x1, y1)); - BCI_SEND(BCI_LINE_STEPS(e2-e1, e2)); - BCI_SEND(BCI_LINE_MISC(length, - (octant & YMAJOR), - !(octant & XDECREASING), - !(octant & YDECREASING), - e2+err)); -} - -static void -SavageSetClippingRectangle( - ScrnInfoPtr pScrn, - int x1, - int y1, - int x2, - int y2) -{ - SavagePtr psav = SAVPTR(pScrn); - BCI_GET_PTR; - int cmd; - -#ifdef DEBUG_EXTRA - ErrorF("ClipRect, (%4d,%4d)-(%4d,%4d) \n", x1, y1, x2, y2 ); -#endif - - cmd = BCI_CMD_NOP | BCI_CMD_CLIP_NEW; - psav->WaitQueue(psav,3); - BCI_SEND(cmd); - BCI_SEND(BCI_CLIP_TL(y1, x1)); - BCI_SEND(BCI_CLIP_BR(y2, x2)); - psav->SavedBciCmd |= BCI_CMD_CLIP_CURRENT; -} - - -static void SavageDisableClipping( ScrnInfoPtr pScrn ) -{ - SavagePtr psav = SAVPTR(pScrn); -#ifdef DEBUG_EXTRA - ErrorF("Kill ClipRect\n"); -#endif - psav->SavedBciCmd &= ~BCI_CMD_CLIP_CURRENT; -} - -void -SavageWriteBitmapCPUToScreenColorExpand ( - ScrnInfoPtr pScrn, - int x, int y, int w, int h, - unsigned char * src, - int srcwidth, - int skipleft, - int fg, int bg, - int rop, - unsigned int planemask -) -{ - SavagePtr psav = SAVPTR(pScrn); - BCI_GET_PTR; - int i, j, count, reset; - unsigned int cmd; - CARD32 * srcp; - -/* We aren't using planemask at all here... */ - - if( !srcwidth ) - return; - - cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP - | BCI_CMD_SEND_COLOR | BCI_CMD_CLIP_LR - | BCI_CMD_DEST_PBD_NEW | BCI_CMD_SRC_MONO; - cmd |= XAAGetCopyROP(rop) << 16; - - if( bg == -1 ) - cmd |= BCI_CMD_SRC_TRANSPARENT; - - BCI_SEND(cmd); - - BCI_SEND(psav->GlobalBD.bd2.LoPart); - BCI_SEND(psav->GlobalBD.bd2.HiPart); - - BCI_SEND(BCI_CLIP_LR(x+skipleft, x+w-1)); - BCI_SEND(fg); - if( bg != -1 ) - BCI_SEND(bg); - - /* Bitmaps come in in units of DWORDS, LSBFirst. This is exactly */ - /* reversed of what we expect. */ - - count = (w + 31) / 32; -/* src += ((srcx & ~31) / 8); */ - - /* The BCI region is 128k bytes. A screen-sized mono bitmap can */ - /* exceed that. */ - - reset = 65536 / count; - - for (j = 0; j < h; j ++) { - BCI_SEND(BCI_X_Y(x, y+j)); - BCI_SEND(BCI_W_H(w, 1)); - srcp = (CARD32 *) src; - for (i = count; i > 0; srcp ++, i --) { - /* We have to invert the bits in each byte. */ - CARD32 u = *srcp; - u = ((u & 0x0f0f0f0f) << 4) | ((u & 0xf0f0f0f0) >> 4); - u = ((u & 0x33333333) << 2) | ((u & 0xcccccccc) >> 2); - u = ((u & 0x55555555) << 1) | ((u & 0xaaaaaaaa) >> 1); - BCI_SEND(u); - } - src += srcwidth; - if( !--reset ) { - BCI_RESET; - reset = 65536 / count; - } - } -} - -void -SavageSetupForImageWrite( - ScrnInfoPtr pScrn, - int rop, - unsigned planemask, - int transparency_color, - int bpp, - int depth) -{ - SavagePtr psav = SAVPTR(pScrn); - int cmd; - - cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP - | BCI_CMD_CLIP_LR - | BCI_CMD_DEST_PBD_NEW | BCI_CMD_SRC_COLOR; - - cmd |= XAAGetCopyROP(rop) << 16; - - if( transparency_color != -1 ) - cmd |= BCI_CMD_SRC_TRANSPARENT; - - psav->SavedBciCmd = cmd; - psav->SavedBgColor = transparency_color; -} - - -void SavageSubsequentImageWriteRect -( - ScrnInfoPtr pScrn, - int x, - int y, - int w, - int h, - int skipleft) -{ - SavagePtr psav = SAVPTR(pScrn); - BCI_GET_PTR; - - psav->WaitQueue( psav, 8 ); - BCI_SEND(psav->SavedBciCmd); - - BCI_SEND(psav->GlobalBD.bd2.LoPart); - BCI_SEND(psav->GlobalBD.bd2.HiPart); - - BCI_SEND(BCI_CLIP_LR(x+skipleft, x+w-1)); - if( psav->SavedBgColor != 0xffffffff ) - BCI_SEND(psav->SavedBgColor); - BCI_SEND(BCI_X_Y(x, y)); - BCI_SEND(BCI_W_H(w, h)); -} - -#endif |